cryptodon, Pseudohemiodon (Planiloricaria) Isbrücker [I. J. H.] 1971:278, Figs. 3-8 [Bonner Zoologische Beiträge v. 21 (no. 3/4) (1970); ref. 2300] Río Ucayali, near Pucallpa, Peru. Holotype (unique): ZFMK 1865 [ex ZFMK I/66/1717]. Type catalog: Busse 1984:219 [ref. 28342]., Ferraris 2007:285 [ref. 29155], Herder et al. 2010:121 [ref. 31087]. •Valid as Planiloricaria cryptodon (Isbrücker 1971) -- (Isbrücker 1980:122 [ref. 2303], Ortega & Vari 1986:17 [ref. 9708], Burgess 1989:444 [ref. 12860], Isbrücker 2001:31, 32 [ref. 25653], Isbrücker 2002:25 [ref. 27178], Ferraris in Reis et al. 2003:340 [ref. 27061], Ferraris 2007:285 [ref. 29155], Barriga Salazar 2014:112 [ref. 35745], Sarmiento et al. 2014:191 [ref. 35004], see DoNascimiento et al. 2017:[18] [ref. 35679], Meza-Vargas et al. 2021:26 [ref. 39298]). Current status: Valid as Planiloricaria cryptodon (Isbrücker 1971). Loricariidae: Loricariinae. Distribution: South America: upper Amazon River drainage: (Bolivia, Brazil, Ecuador and Peru). Habitat: freshwater.